Because of Hurricane Harvey, refineries and other facilities released 2,000 tons of pollutants.
AP Photo/LM Otero
An analysis of air pollutants from Texas shows how significant – and largely underregulated – the category of 'excess' emissions is across the US.
When a house is better sealed, the quality of ventilation becomes more critical.
Our health depends on the quality of air indoors, where most of us spend 90% of our time. The easiest solution is to open a window, but what if that's not an option?
A pall of inaction and apathy hangs over Delhi’s reaction to its air pollution crisis.
While India struggles for answers to its urban air pollution crisis, Beijing is moving forward with strong resolve and effective policy.
Fracking has led to an increase in truck traffic, one of the reasons for worsening trends on air quality in areas with oil and gas drilling.
AP Photo/Charles Rex Arbogast
The fracking boom has led to a large increase of hydrocarbon emissions in rural areas, reversing some regional air toxics trends.
Residents of high-density housing might value features such as balconies, but when roads get busy this increases exposure to pollution.
Many new housing developments are being built along busy roads and rail lines, but lack design features that would reduce occupants' exposure to harmful traffic pollution.
Greener and better ventilated offices can lead to better performance of employees.
The quality of the office environment itself can have significant negative effects on thinking, health and productivity.
But the most effective measures will be unpopular.
Want cleaner air? Stop leaving your car engine running while you’re stopped at lights or waiting for a passenger, and demand better regulations from the government.
AAP Image/Dean Lewins
Australia needs stronger policy aimed at curbing air pollution, but the options currently on the table fall short. For now, we could all aim to drive less and turn off the engine when the car is idle.
Goncharenya Tanya / shutterstock
Party poppers, candles and wood fires will get you feeling festive – and breathing pollution.
Dr. Kofi Amegah of the University of Cape Coast, Ghana, installing a small air sensing unit built by the University of Massachusetts.
Citizens and activists are using cheap off-the-shelf sensors to collect their own data on air pollution. It's a promising trend, but these devices have serious technical limitations.
A man burns rubbish on the side of a road in Dandora in Nairobi, Kenya.
A new report has found that Africa’s air pollution is already causing more premature deaths than unsafe water or childhood malnutrition.
Health studies in Pennsylvania show links between some health problems and local fracking activity.
Three studies find higher rate of health issues for people who live near large or many fracked natural gas well sites.
Nigeria is one of the countries in Africa that has a serious air pollution problem.
Africa has largely been ignored when it comes to official global air quality programmes. Yet low-income countries like many of those in Africa are particularly affected by air pollution.
Houston in 2002.
U.S. states need to put in place new ozone air quality standards, but how they are measured – based on peak ozone – doesn't always best reflect a city's overall air quality.
Stephen Bures / Shutterstock
The main mayoral candidates agree air quality is a huge issue, but disagree on policies.
Not just a way to beat the heat, urban forests also reduce air pollution and provide other services for the economy.
Cutting-edge urban foresters argue not only for the intrinsic value of trees but also for the many economic and health benefits.
Your home is full of fungi.
Mould image from www.shutterstock.com
Moulds and fungi have been living with us for thousands of years - you just might not think about them until they become a problem.
Aided by expanded farming in Asia, there’s been a global increase in greenhouse gases from farming.
The Paris climate summit yielded a pact to reduce air pollutants that contribute to global warming but missed a chance to address the interlinked effects of agriculture and climate.
Ground-level ozone levels in US lag other countries’ guidelines for air quality.
The US has stricter ozone rules but the limits lag guidelines set by some other countries and more coordination in regulation is needed to address air pollution globally.
Eleven million cars worldwide could be affected by the scandal.
Volkswagen's cheating allowed its vehicles to pass rigorous emissions testing, giving customers maximum driving performance at the cost of the environment and our health.